/Engine/Plugins/Editor/UVEditor/Source/UVEditorTools/Public/ToolTargets/UVEditorToolMeshInput.h
Doesn't broadcast because it is expected that this call is followed by another call that updates the rest of the input object.
void UpdateUnwrapCanonicalOverlayFromPositions ( const [TArray](API\Runtime\Core\Containers\TArray)< int32 > * ChangedVids, const [TArray](API\Runtime\Core\Containers\TArray)< int32 > * ChangedConnectivityTids )